Radian 2215B

Name: 2215B
Brand: Radian

Woofer

15″ / 380 mm

Nominal diameter

40 Hz

Resonance

0.3

Q factor

97 dB

Sensitivity

± 6 mm

Linear excursion

1600 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 96.8; dB
Frequency response: 40 - 2000; Hz
Resonance frequency (free air)
f_S: 40.0; Hz
Mechanical quality factor
Q_MS: 3.80
Electrical quality factor
Q_ES: 0.32
Total quality factor
Q_TS: 0.30
Maximum linear excursion
x_max: 6.0; mm
Air volume displaced at x_max
V_D: 529; cm³
Power handling
P: 800; W
Program power
P_max: 1600; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.6; Ω
Inductance (1kHz)
L_E: 1.26; mH
VC Diameter: 102; mm
Winding height
H_VC: 17; mm
Winding material: Copper clad Aluminum
Former material: Fiberglass
Force factor
Bl: 19.7; N/A
Motor constant
Bl/√R_E: 8.32; N/√W
Air gap height
H_AG: 10; mm
Material: Ferrite
Effective diameter: 335; mm
Effective area
S_D: 881; cm²
Moving mass
M_MS: 88; g
Moving mass (without air load)
M_MD: 70.1; g
Material: Paper/Kevlar composite
Stiffness
K_MS: 5.56; N/mm
Compliance
C_MS: 180; µm/N
Equivalent volume to the compliance
V_AS: 200; L
Mechanical resistance
R_MS: 5.82; N·s/m
Nominal diameter: 15; ″
: 380; mm
Overall diameter: 387; mm
Baffle cutout diameter: 356; mm
Overall depth: 134; mm
Volume occupied by the driver (estimated): 4.0; L
Net weight: 9.9; kg
Frame material: Cast Aluminum

Datasheet

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Radian 2215B

Woofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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